Tracking device



FIG. 1 is a top perspective view of a tracking device;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines in the drawings showing portions of the tracking deviceare included for the purpose of illustrating environmental structure andform no part of the claimed design.

CLAIM The ornamental design for a tracking device, as shown anddescribed.